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Precautions must be taken in storing cement
access_time 2020-04-29T06:37:19.189Z face Admin
Precautions must be taken in storing cement Portland cement is a finely ground material. It, therefore, readily absorbs moisture even from the atmosphere. It is therefore essential to protect it from dampness during storage. Lack of proper care may cause setting of cement or reduction in its streng...
RESISTANCE IN SERIES AND PARALLEL
access_time 2020-04-23T15:52:05.991Z face PRAVEEN PANDEY
RESISTANCE IN SERIES AND PARALLEL RESISTORS IN SERIES When are resistors in series? Resistors are in series whenever the flow of charge, called the current, must flow through devices sequentially. For example, if current flows through a person holding a screwdriver and into the Earth, then in [link]...
working of single phase induction motor
access_time 2020-04-23T11:52:43.484Z face Praveen Pandey
working of single phase induction motor Single-phase induction motors main winding is supplied with a single -phase A.C. current. This produces fluctuating magnetic flux around the rotor. This means as the direction of the A.C. current changes, the direction of the generated magnetic field changes. ...
Working Principles of VCRS-Mechanical Engineering
access_time 2020-04-15T11:09:21.481Z face P C Singh
Working Principles of VCRS-Mechanical Engineering You might ask what are the components of VARS that makes it different from VCRS. Well, the need for the compressor is eliminated in the vapor absorption system. The compressor is replaced by a generator, a pump, and an absorber. So the basic componen...
Canal Regulation and Lining
access_time 2020-04-11T11:13:43.557Z face Vishal Bhatt
Canal Regulation and Lining The amount of water which can be directed from a river into the main canal depends on: (i) the water available in the river, (ii) the canal capacity, and (iii) the share of other canals taking off from the river. The flow in the main canal is diverted to various branches ...